Home / 3,131,777,925.09-4,699,755,662.63-1,139,819,429.34

Finding the Fourth Proportional to 3,131,777,925.09, 4,699,755,662.63 and 1,139,819,429.34

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Solution

The fourth proportional to 3,131,777,925.09, 4,699,755,662.63 and 1,139,819,429.34 is: 1,710,489,359.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,777,925.09 : 4,699,755,662.63 = 1,139,819,429.34 : x
  2. Step 2: Convert to fraction form
    3,131,777,925.09/4,699,755,662.63 = 1,139,819,429.34/x
  3. Step 3: Cross multiply
    3,131,777,925.09x = 4,699,755,662.63 × 1,139,819,429.34
  4. Step 4: Simplify right side
    3,131,777,925.09x = 5,356,872,817,410,660,352
  5. Step 5: Solve for x
    x = 5,356,872,817,410,660,352/3,131,777,925.09
  6. Step 6: Final answer
    x = 1,710,489,359.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.